31660272

素因数分解:

$2^4\times 3^2\times 7^3\times {\mathrm{641}}^1$

素因数の和:676

約数の個数: 120

約数和(自身を含む): 103490400

約数和(自身を除く): 71830128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 343, 392, 441, 504, 588, 641, 686, 784, 882, 1008, 1029, 1176, 1282, 1372, 1764, 1923, 2058, 2352, 2564, 2744, 3087, 3528, 3846, 4116, 4487, 5128, 5488, 5769, 6174, 7056, 7692, 8232, 8974, 10256, 11538, 12348, 13461, 15384, 16464, 17948, 23076, 24696, 26922, 30768, 31409, 35896, 40383, 46152, 49392, 53844, 62818, 71792, 80766, 92304, 94227, 107688, 125636, 161532, 188454, 215376, 219863, 251272, 282681, 323064, 376908, 439726, 502544, 565362, 646128, 659589, 753816, 879452, 1130724, 1319178, 1507632, 1758904, 1978767, 2261448, 2638356, 3517808, 3957534, 4522896, 5276712, 7915068, 10553424, 15830136, 31660272]

約数ペア:

[(1, 31660272), (2, 15830136), (3, 10553424), (4, 7915068), (6, 5276712), (7, 4522896), (8, 3957534), (9, 3517808), (12, 2638356), (14, 2261448), (16, 1978767), (18, 1758904), (21, 1507632), (24, 1319178), (28, 1130724), (36, 879452), (42, 753816), (48, 659589), (49, 646128), (56, 565362), (63, 502544), (72, 439726), (84, 376908), (98, 323064), (112, 282681), (126, 251272), (144, 219863), (147, 215376), (168, 188454), (196, 161532), (252, 125636), (294, 107688), (336, 94227), (343, 92304), (392, 80766), (441, 71792), (504, 62818), (588, 53844), (641, 49392), (686, 46152), (784, 40383), (882, 35896), (1008, 31409), (1029, 30768), (1176, 26922), (1282, 24696), (1372, 23076), (1764, 17948), (1923, 16464), (2058, 15384), (2352, 13461), (2564, 12348), (2744, 11538), (3087, 10256), (3528, 8974), (3846, 8232), (4116, 7692), (4487, 7056), (5128, 6174), (5488, 5769)]